Lt. Col Sean Trenton Hays USMC (51) passed away on July 24, 2024 after battling Multiple Myeloma for 7 1/2 years in Rochester, MN.

Sean was born November 27, 1972 in Wheat Ridge, CO. His family lived in Texas and Germany before returning to Colorado where he graduated from Ft Collins High School in 1992.

His Marine career began at Camp Pendleton and his duty stations included Japan, Virginia, South Carolina, North Carolina, Okinawa, and Afghanistan. He worked his way from Private through Warrant Officer to Lt. Colonel. He was the last officer of Combat Camera and only one of two Lt Colonels to hold that rank in his MOS. He was a good Marine and mentored many. He received many ribbons and medals in his career and retired after 27 years of service. He loved his family and friends, video games, Star Wars, legos, Marvel, and collecting rocks.

He leaves behind his special love, Shannon Sullivan from Mazeppa, MN; daughters Samantha and Jillian from Spotsylvania, VA; mother Vicky Hays from Ft. Collins, CO; father Trent Hays (Mercy) from Hays, Kansas; brothers Rick (Michelle) from Thornton, CO and Bobby from Ft Collins, CO; sister Kathy Kleinman (David) from Evans, CO; nieces Tasha, Anna, Izzy and Avi, nephew Jacob, former wife Aimee and his beloved dogs Rex and Andy. He also leaves behind many aunts, uncles, cousins, friends and brothers and sisters in arms.

A celebration of life will be held on Saturday, August 24 from 10-1 pm at Edora Park in Ft. Collins.

Memorial donations may be made to the Multiple Myeloma Research Foundation, the Navy-Marine Corps Relief Society or K-9’s for Warriors.